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DOMPointReadOnly.toJSON() - Web API | MDN
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このページはコミュニティーの尽力で英語から翻訳されました。MDN Web Docs コミュニティーについてもっと知り、仲間になるにはこちらから。
DOMPointReadOnly.toJSON()
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since 2020年1月.
メソッド toJSON() は、この点オブジェクトの JSON 形式を表すオブジェクトを返します。
構文
js
toJSON();
引数
なし。
返値
プロパティに、メソッドが呼び出された DOMPoint または DOMPointReadOnly の値が設定された新しいオブジェクトを返します。
例
この例では、現在のウィンドウの左上隅をスクリーン座標で表す DOMPoint オブジェクトを作成し、それを JSON に変換しています。
js
var topLeft = new DOMPoint(window.screenX, window.screenY);
var pointJSON = topLeft.toJSON();
仕様書
| Specification |
|---|
| Geometry Interfaces Module Level 1 # dom-dompointreadonly-tojson |
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